PH Meter Tester Specifications: Main color: Yellow(As pictures show) Measure range: 0.00-14.00pH Resolution: 0.01pH Accuracy: ±0.05pH Operating temperature: 0℃~80℃ Calibration: two points automatic calibration Power supply: 2 * 1.5V LR44 batteries(Not Included) Size: approx. 155 * 30 * 14mm/6.1 * 1.2 * 0.5in Package including: 1 * Digital PH Meter TDS Meter Rang: 0-9990ppm Accuracy: +/-1.5% Battery: 2 x 3V Button Cell battery (Not Included) Item size:142mm x 23mm x 13mm Package Included:1PC*TDS Meter Tester.
eBay